8089849 has 2 divisors, whose sum is σ = 8089850. Its totient is φ = 8089848.

The previous prime is 8089843. The next prime is 8089901. The reversal of 8089849 is 9489808.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6864400 + 1225449 = 2620^2 + 1107^2 .

It is a cyclic number.

It is not a de Polignac number, because 8089849 - 2⁵ = 8089817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8089799 and 8089808.

It is not a weakly prime, because it can be changed into another prime (8089843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4044924 + 4044925.

It is an arithmetic number, because the mean of its divisors is an integer number (4044925).

Almost surely, 2^8089849 is an apocalyptic number.

It is an amenable number.

8089849 is a deficient number, since it is larger than the sum of its proper divisors (1).

8089849 is an equidigital number, since it uses as much as digits as its factorization.

8089849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 46.

The square root of 8089849 is about 2844.2659861553. The cubic root of 8089849 is about 200.7459559562.

The spelling of 8089849 in words is "eight million, eighty-nine thousand, eight hundred forty-nine".